Algebra Unit 6 Mid Unit Review

Here are the points A, B, C, and 0 plotted on a number line. Points B and C are opposites. Select all the TRUE statements.

• A is greater than B.

• A is farther from 0 than C.

• A is a less than C.

• B and C are equally far away from 0.

• B and C are equal.

Write what the ? is.

|5| = ?

Write what the ? is.

|-5| = ?

True or False.

Absolute value is the distance a number is from zero.

• True

• False

Proportional or Not Proportional?

• Proportional

• Not Proportional

Which statements about the graph are true? Select all that apply.

• The point (3,2) shows that 3 laps were completed in 2 minutes

• The point (0,0) shows that 0 laps were completed in 0 minutes.

• The point (6,4) shows that 4 laps were completed in 6 minutes.

• The constant of proportionality for this graph is 3/2.

Circle all of the equations that show a proportional relationship.

• y = 3x

• y = x-4

• C = 5m - 20

• C = 7.99m

• y = 1/3x

True or False: An equation of a proportional relationship must follow the formula: y = kx

• True

• False

What does k (in y=kx) represent?

• Kilogram

• Constant of Proportionality

• Kangaroos

Choose the equation that represents this proportional relationship.

• y = 3x + 2

• y = 2/3x

• y = 3/2x

• y = 2x + 3